Important Words

Question 1

Freehand drawings

Answer 1

Drawings that are done with your hand and no other instruments

Question 2

Dimensions

Answer 2

Measurements such as height, length or width.

Question 3

Three dimensional

Answer 3

A drawing that shows three dimensions of an object and similar to the way we see things in real life.

Question 4

Two dimensional

Answer 4

A drawing that is flat and shows two dimensions of an object.

Question 5

Pulley

Answer 5

A kind of wheel.

Question 6

Load

Answer 6

Anything that we want to move.

Question 7

Gravity

Answer 7

The force that pulls all things towards the Earth all the time

Question 8

Friction

Answer 8

A force that slows down and stops moving things.

Question 9

Groove

Answer 9

A long narrow channel cut in the surface of something.

Question 10

Rim

Answer 10

The outside edge of a wheel.

Question 11

Mechanism

Answer 11

The moving part of a machine.

Question 12

Winch

Answer 12

A cylinder with a rope wrapped around it.

Question 13

Cam

Answer 13

A special kind of wheel

Question 14

Off-centre

Answer 14

When something is not in the centre and does not have an equal movement.

Question 15

Rises

Answer 15

When something move upwards

Question 16

Falls

Answer 16

When something moves downwards

Question 17

Energy

Answer 17

The power obtained from fuel and other resources that is used for many things such as light,heat,ect.

Question 18

Source

Answer 18

A source is where something originally comes from.

Question 19

Potential energy

Answer 19

Stored energy or energy waiting to be used

Question 20

Input

Answer 20

The effort put into a process

Question 21

Out put is what you get out of the process

Answer 21

Output

Question 22

Transformation

Answer 22

A change

Question 23

Components

Answer 23

Are all the different parts that something is made up of.

Question 24

Insulating tape

Answer 24

A special kind of tape that we use to cover up bare wires. It stops you from getting a shock if you touch the wire.

Question 25

Current

Answer 25

A flow of electricity flows through an electric circuit.

Question 26

Switch

Answer 26

It controls whether or not electricity flows through an electric circuit.

Question 27

Currosion

Answer 27

When metal is damaged by a chemical reaction.

Question 28

Nuclear energy

Answer 28

It is created by reations between atoms.

Question 29

Transformers

Answer 29

Things used to change the voltage of an electric current.

Question 30

Renewable

Answer 30

It can be replaced by natural processes.

Question 31

Non-renewable

Answer 31

It cannot be replaced by natural processes.

Question 32

Renewable energy sources

Answer 32

Energy sources that can be re-used.

Question 33

Non-renewable energy sources

Answer 33

Energy sources that once used are finished and another energy source must be found.

Question 34

Alternative

Answer 34

One that is chosen instead of something else.

Question 35

Conact

Answer 35

When something is in contact with something.

Question 36

Crank handle

Answer 36

It is lime an axle with two 90° bends in it and it works the lever.